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Last Updated: Jun 24, 2026
IT Exam Items Repository › Category: Networking Basics
Capture traffic in simulation mode. What application layer service is PC-A requesting from the web server?
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A new employee is attempting to configure a cell phone to connect to the email server of the company. Which port number should be selected when using the IMAP4 protocol to access email messages stored on the local server?
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Which number or set of numbers represents a socket?
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Open the PT activity. Perform the tasks in the activity instructions and then answer the question. What is the application layer service being requested from Server0 by PC0?
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Which three pieces of information are identified by a URL? (Choose three.)
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Match the term to a function.
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What type of applications are best suited for using UDP?
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A client device has initiated a secure HTTP request to a web browser. Which well-known port address number is associated with the destination address?
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A destination PC receives an email message with the sequence numbers on packets out of order. Which layer of the TCP/IP model is responsible for reassembling the packets of the message in the correct order?
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Refer to the exhibit. A TCP segment was sent by PC1 to the web server via port 80. Because of an unexpected network failure, the data was forwarded by R1 but was not received by R2. Which statement is correct about this scenario?
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Which action is performed by a client when establishing communication with a server via the use of UDP at the transport layer?
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A PC user issues the netstat command without any options. What is displayed as the result of this command?
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What information is used by TCP to reassemble and reorder received segments?
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Why is it important for the router to maintain an accurate routing table?
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What are two functions of a router? (Choose two.)
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